// Copyright (c) Matthias Koch
//
// See the NOTICE file distributed with this work for additional information
// regarding copyright ownership.  rubicon licenses this file to you under 
// the Apache License, Version 2.0 (the "License"); you may not use this 
// file except in compliance with the License.  You may obtain a copy of the 
// License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software 
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the 
// License for the specific language governing permissions and limitations
// under the License.
// 

using System;

using FluentAssertions;

using XValidation.Exceptions;
using XValidation.Validations;

using Xunit;

namespace XValidation.UnitTests.Validations
{
  public class CompositeValidationTest
  {
    [Fact]
    public void ThrowsWhenInnerValidationIsFails ()
    {
      var validations = new IValidation[]
                        {
                            new FailingValidation(),
                            new ValidatingValidation()
                        };
      var validation = new CompositeValidation (validations);

      validation.Invoking (x => x.Validate (null, null, null))
          .ShouldThrow<CompositeValidationException>();
    }

    [Fact]
    public void ValidatesWhenAllInnerValidationsValidate ()
    {
      var validations = new IValidation[]
                        {
                            new ValidatingValidation(),
                            new ValidatingValidation()
                        };
      var validation = new CompositeValidation (validations);

      validation.Validate (null, null, null);
    }

    private class ValidatingValidation : IValidation
    {
      public void Validate (object value, string paramName, IValidationContext context)
      {
      }
    }

    private class FailingValidation : IValidation
    {
      public void Validate (object value, string paramName, IValidationContext context)
      {
        throw new ValidationException ("", "");
      }
    }
  }
}